This station includes a delivery tube and nozzle assembly. A unique nozzle design provides a soft ribbon of Eyesaline(®)at an ambient temperature to maximize comfort. Ergonomic design offers ample head room. Arm rest provides sturdy arm support. The system mounts easily with one bracket and no plumbing is required. Easy to replace Eyesaline(®)(sold separately) requires no mixing and has a service life of two years. Warning indicator when station has been used. This unit captures its own used fluid and is portable! SEI certified to meet ANSI Z358.1 as a primary device.